Editor's Note: Green and red arrows refer to intraday stock price movement.NEW YORK ( TheStreet) -- CHANGE IN RATINGS AmerisourceBergen ( ABC) upgraded at Stifel from Hold to Buy. Valuation call, based on a $49 price target. AK Steel ( AKS) downgraded at Keybanc from Buy to Hold. Company is facing lower metal spreads. Bemis ( BMS) upgraded at BofA/Merrill from Underperform to Buy. Company can continue to deliver consistent growth in a volatile market. Brocade ( BRCD) downgraded at Goldman from Neutral to Sell. $3.30 target. Consensus expectations remain too high. Edwards Lifesciences ( EW) upgraded at Rodman from Underperform to Market Perform. $66 price target. Stock may be due to see some short covering. Family Dollar ( FDO) upgraded at Goldman from Neutral to Buy. $60 price target. Company thrives in a choppy macro. F5 Networks ( FFIV) upgraded at Goldman to Neutral. Valuation call, based on a $94 price target. Gildan Activewear ( GIL) upgraded at FBR from Underperform to Market Perform. $27 price target. Stock is already pricing in lower potential near-term growth. General Motors ( GM) upgraded at Ticonderoga from Neutral to Buy. $42 price target. Management will likely continue to cut costs. Grainger ( GWW) upgraded at BofA Merrill from Neutral to Buy. $168 price target. Share price decline provides attractive upside opportunity. Harris ( HRS) downgraded at Merriman to Neutral. Budget pressures will likely lead to further defense cuts. IBM ( IBM) upgraded at Goldman to Buy. $195 price target. Company can continue to grow in a difficult environment. Illinois Tool Works ( ITW) downgraded at BofA Merrill from Neutral to Underperform. $53 price target. More limited price upside relative to peers following the market correction. Juniper Networks ( JNPR) downgraded at Goldman to Neutral. $27 price target. Company lacks near-term catalysts. Lexmark ( LXK) downgraded at Goldman from Neutral to Sell. $25 price target. Company is facing challenges as its changes its business model. MeadWestvaco ( MWV) upgraded at BofA/Merrill from Neutral to Buy. Stock is attractive, following a recent pullback. NetApp ( NTAP) upgraded at Piper Jaffray from Neutral to Overweight. $58 price target. Company likely to hit projected sales targets.